RSMH_LEUCK
ID RSMH_LEUCK Reviewed; 313 AA.
AC B1MXV5;
DT 03-NOV-2009, integrated into UniProtKB/Swiss-Prot.
DT 29-APR-2008, sequence version 1.
DT 03-AUG-2022, entry version 79.
DE RecName: Full=Ribosomal RNA small subunit methyltransferase H {ECO:0000255|HAMAP-Rule:MF_01007};
DE EC=2.1.1.199 {ECO:0000255|HAMAP-Rule:MF_01007};
DE AltName: Full=16S rRNA m(4)C1402 methyltransferase {ECO:0000255|HAMAP-Rule:MF_01007};
DE AltName: Full=rRNA (cytosine-N(4)-)-methyltransferase RsmH {ECO:0000255|HAMAP-Rule:MF_01007};
GN Name=rsmH {ECO:0000255|HAMAP-Rule:MF_01007}; Synonyms=mraW;
GN OrderedLocusNames=LCK_00524;
OS Leuconostoc citreum (strain KM20).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC Leuconostoc.
OX NCBI_TaxID=349519;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=KM20;
RX PubMed=18281406; DOI=10.1128/jb.01862-07;
RA Kim J.F., Jeong H., Lee J.-S., Choi S.-H., Ha M., Hur C.-G., Kim J.-S.,
RA Lee S., Park H.-S., Park Y.-H., Oh T.K.;
RT "Complete genome sequence of Leuconostoc citreum KM20.";
RL J. Bacteriol. 190:3093-3094(2008).
CC -!- FUNCTION: Specifically methylates the N4 position of cytidine in
CC position 1402 (C1402) of 16S rRNA. {ECO:0000255|HAMAP-Rule:MF_01007}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=cytidine(1402) in 16S rRNA + S-adenosyl-L-methionine = H(+) +
CC N(4)-methylcytidine(1402) in 16S rRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42928, Rhea:RHEA-COMP:10286, Rhea:RHEA-COMP:10287,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74506, ChEBI:CHEBI:82748; EC=2.1.1.199;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01007};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01007}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. RsmH family.
CC {ECO:0000255|HAMAP-Rule:MF_01007}.
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DR EMBL; DQ489736; ACA82357.1; -; Genomic_DNA.
DR RefSeq; WP_012305087.1; NC_010471.1.
DR AlphaFoldDB; B1MXV5; -.
DR SMR; B1MXV5; -.
DR STRING; 349519.LCK_00524; -.
DR EnsemblBacteria; ACA82357; ACA82357; LCK_00524.
DR GeneID; 61102545; -.
DR KEGG; lci:LCK_00524; -.
DR eggNOG; COG0275; Bacteria.
DR HOGENOM; CLU_038422_2_0_9; -.
DR OMA; NPAKRTF; -.
DR OrthoDB; 1272633at2; -.
DR Proteomes; UP000002166; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0071424; F:rRNA (cytosine-N4-)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0070475; P:rRNA base methylation; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.150.170; -; 1.
DR Gene3D; 3.40.50.150; -; 1.
DR HAMAP; MF_01007; 16SrRNA_methyltr_H; 1.
DR InterPro; IPR002903; RsmH.
DR InterPro; IPR023397; SAM-dep_MeTrfase_MraW_recog.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR PANTHER; PTHR11265; PTHR11265; 1.
DR Pfam; PF01795; Methyltransf_5; 1.
DR PIRSF; PIRSF004486; MraW; 1.
DR SUPFAM; SSF53335; SSF53335; 1.
DR SUPFAM; SSF81799; SSF81799; 1.
DR TIGRFAMs; TIGR00006; TIGR00006; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Methyltransferase; rRNA processing; S-adenosyl-L-methionine;
KW Transferase.
FT CHAIN 1..313
FT /note="Ribosomal RNA small subunit methyltransferase H"
FT /id="PRO_0000386959"
FT REGION 289..313
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 293..313
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 34..36
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 53
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 82
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 103
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 110
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
SQ SEQUENCE 313 AA; 35101 MW; E22BDE2D07828D3D CRC64;
MAEFEHVTVL LHEAVALLAI NPTGTYVDAT LGGGGHTGEI LKQLTTGKLY SFDQDDTAIK
YNQTRYADEI AAGKLILIHQ NFRQLKVALA EQHVTAVDGI VYDLGVSSVQ FDDGQRGFSY
NYDAELDMRM DQRQTLTAKT IVNDWPFNDI LRVLSRYGED RFPKQVARKI EQHRDKGPIN
TTFELVDIIK EAIPAPARRK GGHPAKRTFQ ALRVAVNDEL GALEDSLTQA LELLAPSGRI
SVITFQSLED RLVKQMFREK TSMPDLPAGL PVLPGQFEPD YKLLTRKPIL PSETEMTDNH
RSESAKLRGI ERQ
